Die roller



FIG. 1 is an isometric view showing the top, front and one side of a die roller showing my new design;

FIG. 2 is a top view;

FIG. 3 is a view of one side and is a mirror opposite of the other side;

FIG. 4 is a front view;

FIG. 5 is a bottom view; and

FIG, 6 is a rear view. 

The ornamental design for a die roller, as shown and described. 